diff options
| author | Miquel Raynal <miquel.raynal@bootlin.com> | 2022-10-07 10:53:06 +0200 |
|---|---|---|
| committer | Stefan Schmidt <stefan@datenfreihafen.org> | 2022-10-12 12:57:02 +0200 |
| commit | a87815b7bbcd10d7e113c366eb6310c5898ff952 (patch) | |
| tree | ee4da03f8a222e2b05357c4e59fb5e7329fd4b9f | |
| parent | ac8037c35bd1fb1799d39f52205f813e6585b58b (diff) | |
ieee802154: hwsim: Record the address filter values
As a first step, introduce a basic implementation for the
->set_hw_addr_filt() hook. In a second step, the values recorded here
will be used to perform proper filtering during reception.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Acked-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20221007085310.503366-5-miquel.raynal@bootlin.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
| -rw-r--r-- | drivers/net/ieee802154/mac802154_hwsim.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/net/ieee802154/mac802154_hwsim.c b/drivers/net/ieee802154/mac802154_hwsim.c index 38c217bd7c82..458be66b5195 100644 --- a/drivers/net/ieee802154/mac802154_hwsim.c +++ b/drivers/net/ieee802154/mac802154_hwsim.c @@ -47,6 +47,7 @@ static const struct genl_multicast_group hwsim_mcgrps[] = { struct hwsim_pib { u8 page; u8 channel; + struct ieee802154_hw_addr_filt filt; struct rcu_head rcu; }; @@ -101,6 +102,38 @@ static int hwsim_hw_channel(struct ieee802154_hw *hw, u8 page, u8 channel) pib->channel = channel; pib_old = rtnl_dereference(phy->pib); + + pib->filt.short_addr = pib_old->filt.short_addr; + pib->filt.pan_id = pib_old->filt.pan_id; + pib->filt.ieee_addr = pib_old->filt.ieee_addr; + pib->filt.pan_coord = pib_old->filt.pan_coord; + + rcu_assign_pointer(phy->pib, pib); + kfree_rcu(pib_old, rcu); + return 0; +} + +static int hwsim_hw_addr_filt(struct ieee802154_hw *hw, + struct ieee802154_hw_addr_filt *filt, + unsigned long changed) +{ + struct hwsim_phy *phy = hw->priv; + struct hwsim_pib *pib, *pib_old; + + pib = kzalloc(sizeof(*pib), GFP_KERNEL); + if (!pib) + return -ENOMEM; + + pib_old = rtnl_dereference(phy->pib); + + pib->page = pib_old->page; + pib->channel = pib_old->channel; + + pib->filt.short_addr = filt->short_addr; + pib->filt.pan_id = filt->pan_id; + pib->filt.ieee_addr = filt->ieee_addr; + pib->filt.pan_coord = filt->pan_coord; + rcu_assign_pointer(phy->pib, pib); kfree_rcu(pib_old, rcu); return 0; @@ -172,6 +205,7 @@ static const struct ieee802154_ops hwsim_ops = { .start = hwsim_hw_start, .stop = hwsim_hw_stop, .set_promiscuous_mode = hwsim_set_promiscuous_mode, + .set_hw_addr_filt = hwsim_hw_addr_filt, }; static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info) @@ -787,6 +821,8 @@ static int hwsim_add_one(struct genl_info *info, struct device *dev, } pib->channel = 13; + pib->filt.short_addr = cpu_to_le16(IEEE802154_ADDR_BROADCAST); + pib->filt.pan_id = cpu_to_le16(IEEE802154_PANID_BROADCAST); rcu_assign_pointer(phy->pib, pib); phy->idx = idx; INIT_LIST_HEAD(&phy->edges); |